/*
*  Copyright 2019-2020 Zheng Jie
*
*  Licensed under the Apache License, Version 2.0 (the "License");
*  you may not use this file except in compliance with the License.
*  You may obtain a copy of the License at
*
*  http://www.apache.org/licenses/LICENSE-2.0
*
*  Unless required by applicable law or agreed to in writing, software
*  distributed under the License is distributed on an "AS IS" BASIS,
*  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
*  See the License for the specific language governing permissions and
*  limitations under the License.
*/
package me.zhengjie.service.impl;

import me.zhengjie.domain.AppVersion;
import me.zhengjie.utils.ValidationUtil;
import me.zhengjie.utils.FileUtil;
import lombok.RequiredArgsConstructor;
import me.zhengjie.repository.AppVersionRepository;
import me.zhengjie.service.AppVersionService;
import me.zhengjie.service.dto.AppVersionDto;
import me.zhengjie.service.dto.AppVersionQueryCriteria;
import me.zhengjie.service.mapstruct.AppVersionMapper;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.Pageable;
import me.zhengjie.utils.PageUtil;
import me.zhengjie.utils.QueryHelp;
import java.util.List;
import java.util.Map;
import java.io.IOException;
import javax.servlet.http.HttpServletResponse;
import java.util.ArrayList;
import java.util.LinkedHashMap;

/**
* @website https://el-admin.vip
* @description 服务实现
* @author ...
* @date 2020-11-08
**/
@Service
@RequiredArgsConstructor
public class AppVersionServiceImpl implements AppVersionService {

    private final AppVersionRepository appVersionRepository;
    private final AppVersionMapper appVersionMapper;

    @Override
    public Map<String,Object> queryAll(AppVersionQueryCriteria criteria, Pageable pageable){
        Page<AppVersion> page = appVersionRepository.findAll((root, criteriaQuery, criteriaBuilder) -> QueryHelp.getPredicate(root,criteria,criteriaBuilder),pageable);
        return PageUtil.toPage(page.map(appVersionMapper::toDto));
    }

    @Override
    public List<AppVersionDto> queryAll(AppVersionQueryCriteria criteria){
        return appVersionMapper.toDto(appVersionRepository.findAll((root, criteriaQuery, criteriaBuilder) -> QueryHelp.getPredicate(root,criteria,criteriaBuilder)));
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public AppVersionDto findById(Integer versionId) {
        AppVersion appVersion = appVersionRepository.findById(versionId).orElseGet(AppVersion::new);
        ValidationUtil.isNull(appVersion.getVersionId(),"AppVersion","versionId",versionId);
        return appVersionMapper.toDto(appVersion);
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public AppVersionDto create(AppVersion resources) {
        return appVersionMapper.toDto(appVersionRepository.save(resources));
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public void update(AppVersion resources) {
        AppVersion appVersion = appVersionRepository.findById(resources.getVersionId()).orElseGet(AppVersion::new);
        ValidationUtil.isNull( appVersion.getVersionId(),"AppVersion","id",resources.getVersionId());
        appVersion.copy(resources);
        appVersionRepository.save(appVersion);
    }

    @Override
    public void deleteAll(Integer[] ids) {
        for (Integer versionId : ids) {
            appVersionRepository.deleteById(versionId);
        }
    }

    @Override
    public void download(List<AppVersionDto> all, HttpServletResponse response) throws IOException {
        List<Map<String, Object>> list = new ArrayList<>();
        for (AppVersionDto appVersion : all) {
            Map<String,Object> map = new LinkedHashMap<>();
            map.put("发布时间 ", appVersion.getPublishedAt());
            map.put("版本号(X.X.X) ", appVersion.getVersionNumber());
            map.put("该版本是否使用:1是,0否 ", appVersion.getIsUsing());
            map.put("下载地址 ", appVersion.getDownloadAddress());
            map.put("指示该版本信息属于哪个平台 ", appVersion.getPlatform());
            map.put("描述 ", appVersion.getDescription());
            map.put("是否启用 1启用 0未启用", appVersion.getIsEnable());
            list.add(map);
        }
        FileUtil.downloadExcel(list, response);
    }
}